| Tachina | |
|---|---|
| Tachina praeceps | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Diptera |
| Family: | Tachinidae |
| Subfamily: | Tachininae |
| Tribe: | Tachinini |
| Genus: | Tachina Meigen, 1803 |
| Type species | |
| Musca grossa | |
| Subgenera | |
| |
| Synonyms | |

Tachina is a genus of large flies in the family Tachinidae. There are approximately 600 species worldwide. Most have larvae that are parasitoids of lepidopteran caterpillars.
Nowickia Wachtl, 1894, treated by some authors as a subgenus of Tachina Meigen, 1803, following most authors is now accepted as a valid genus and treated separately.[citation needed]
Species within this genus include: